.siderBar {
  width: 250px;
  height: 500px;
  padding: 8px;
  display: flex;
  flex-direction: column;
}

.App {
  width: 100%;
  height: 100%;
}

.operateBar {
  width: 600px;
  height: 40px;
  background-color: rgba(0, 0, 0, 0.5);
  position: absolute;
  border-radius: 5px;
  top: 10px;
  left: 70px;
  padding: 5px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  z-index: 10;
}

.nodeInfo {
  width: 300px;
  height: 400px;
  background-color: rgba(0, 0, 0, 0.5);
  position: absolute;
  top: 100px;
  right: 20px;
  padding: 10px;
  color: white;
  border-radius: 20px;
}

.node {
  width: 40px;
  height: 40px;
  display: block;
  margin-bottom: 10px;
}

.rect {
  border: 1px solid black;
}

.rectRadius {
  border-radius: 7px;
  border: 1px solid black;

}

.triangle {
  border-top: 20px solid transparent;

  border-left: 40px solid black;

  border-right: 20px solid transparent;
}

.circle {
  border: 1px solid black;
  border-radius: 50%;
}

.custom-menu .lf-menu-item-icon {
  display: inline-block;
  width: 20px;
  height: 20px;
  background-size: 20px;
  background-repeat: no-repeat;
  vertical-align: middle;
  margin-right: 5px;
}

.lf-menu-lock .lf-menu-item-icon {
  background-image: url("");
}

.lf-menu-delete .lf-menu-item-icon {
  background-image: url("");
}

.lf-menu-unlock .lf-menu-item-icon {
  background-image: url("");
}

.lf-menu-item-text {
  line-height: 20px;
  display: inline-block;
  vertical-align: middle;
}